drm/amd/display: fix overflow on MIN_I64 definition
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.4.220 by commit 8f6cad7c4b682e36afd7ff777be6d1558adcc116. For more details please see the references link.